bcma: make it possible to select SoC support without mips

To make it possible to use the SoC host interface with ARM SoCs do not
depend on the MIPS driver any more.

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/bcma/Kconfig b/drivers/bcma/Kconfig
index 380a200..7c081b3 100644
--- a/drivers/bcma/Kconfig
+++ b/drivers/bcma/Kconfig
@@ -35,8 +35,14 @@
 	  PCI core hostmode operation (external PCI bus).
 
 config BCMA_HOST_SOC
-	bool
-	depends on BCMA_DRIVER_MIPS
+	bool "Support for BCMA in a SoC"
+	depends on BCMA
+	help
+	  Host interface for a Broadcom AIX bus directly mapped into
+	  the memory. This only works with the Broadcom SoCs from the
+	  BCM47XX line.
+
+	  If unsure, say N
 
 config BCMA_DRIVER_MIPS
 	bool "BCMA Broadcom MIPS core driver"